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YRT50

Axial/radial roller bearing

Axial/radial bearings YRT, double direction, for screw mounting

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Unit system

Main Dimensions & Performance Data

d	50 mm	Bore diameter
	0 mm	Bore diameter upper tolerance
	-0.008 mm	Bore diameter lower tolerance
D	126 mm	Outside diameter
	0 mm	Outside diameter upper tolerance
	-0.011 mm	Outside diameter lower tolerance
H	30 mm	Height
C_r	28,500 N	Basic dynamic load rating, radial
C_0r	49,500 N	Basic static load rating, radial
C_a	56,000 N	Basic dynamic load rating, axial
C_0a	280,000 N	Basic static load rating, axial
n_G	440 1/min	Limiting speed
M_R	2.5 Nm	Bearing friction torque at 5 1/min
≈m	1.61 kg	Trọng lượng

Mounting dimensions

J	63 mm	Pitch circle diameter fixing holes in inner ring
J₁	116 mm	Pitch circle diameter fixing holes in outer ring
d₁	5.6 mm	Fixing holes diameter inner ring
	10	Quantity of fixing holes inner ring
d₃	5.6 mm	Fixing holes diameter outer ring
	12	Quantity of fixing holes outer ring
n	12	Pitch quantity
t	30 °	Pitch separation angle
M_A	8.5 Nm	Screw tightening torque
	2	Quantity of retaining screws
t₁	2 µm	Axial and radial runout, measurement standard; Measured on mounted bearing, with ideal adjacent construction.

Dimensions

H₁	20 mm	Height contact face outer ring
	0.025 mm	Height contact face outerring H1 upper tolerance
	-0.025 mm	Height contact face outerring H1 lower tolerance
H₂	10 mm	Height contact face outer ring
	0.02 mm	Height contact face outerring H2 upper tolerance
	-0.02 mm	Height contact face outerring H2 lower tolerance
D_{1 max}	105 mm	Maximum diameter inner ring
C	10 mm	Width of outer ring

Temperature range

T_min	-30 °C	Operating temperature min.
T_max	120 °C	Operating temperature max.

Additional information

c_aL	1,300 N/µm	Axial rigidity of bearing position
c_rL	1,100 N/µm	Radial rigidity of bearing position
c_kL	1,250 Nm/mrad	Tilting rigidity of bearing position
c_aL	6,200 N/µm	Axial rigidity of rolling element set
c_rL	1,500 N/µm	Radial rigidity of rolling element set
c_kL	5,900 Nm/mrad	Tilting rigidity of rolling element set

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